Which product innovation holds the Guinness World Record for the fastest-selling consumer electronics device of all time?

The world of retail is filled with extraordinary achievements and record-breaking innovations. Companies constantly push boundaries to create products that stand out in the marketplace, sometimes earning them a place in the Guinness World Records. Test your knowledge about these remarkable retail innovations that have made history. Can you identify which product innovation broke barriers and set a world record?

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Apple iPhone 6/6 Plus (selling 10 million units in its first weekend)
Sony PlayStation 4 (selling 8.4 million units in its first month)
Samsung Galaxy S4 (selling 7.5 million units in its first two weeks)
Nintendo Switch (selling 5 million units in its first quarter)